Data Science Cheat Sheet - Python Regular Expressions.pdf
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Cheatsheet of Python Regular Expressions
Regular expressions are a powerful language for matching text patterns. A special sequence of characters helps us match or find other strings or sets of strings, using a specialized syntax held in a pattern. The power of python regular expressions is that they can specify patterns, not just fixed characters.
Credit: Dataquest
Regular expressions are a powerful language for matching text patterns. A special sequence of characters helps us match or find other strings or sets of strings, using a specialized syntax held in a pattern. The power of python regular expressions is that they can specify patterns, not just fixed characters.
Credit: Dataquest
#Python default argument values are evaluated once so mutability can bite you, use "None" instead.
What is this if name == "__main__": at the end of a #Python script?
It's typically used to include code that ONLY should run if the module / script is called directly and NOT upon importing it.
Example:
It's typically used to include code that ONLY should run if the module / script is called directly and NOT upon importing it.
Example: